Multi-step reaction with 19 steps
1.1: 95 percent / K2CO3 / acetonitrile / 5 h / 80 °C
2.1: 96 percent / Me2NPh / toluene / 12 h / 210 °C
3.1: 87 percent / K2CO3 / acetonitrile / 12 h / 80 °C
4.1: 99 percent / tetrabutylammonium fluoride / tetrahydrofuran / 1 h / 25 °C
5.1: 99 percent / pyridine / CH2Cl2 / 3 h / 25 °C
6.1: 99 percent / HCl / tetrahydrofuran; propan-2-ol / 12 h / 25 °C
7.1: 96 percent / Et2AlCl / CH2Cl2 / 12 h / 0 - 25 °C
8.1: 85 percent / 2,6-lutidine / CHCl3 / 3 h / 0 °C
9.1: 94 percent / DIBAL-H / CH2Cl2 / 30 h / -78 °C
10.1: D-diethyl tartrate; Ti(OiPr)4; t-BuOOH / molecular sieves 4 Angstroem / 24 h / -20 °C
10.2: Ti(OiPr)(N3) / benzene / 5 h / 80 °C
11.1: 100 percent / TsOH*H2O / acetone / 0.17 h / 25 °C
12.1: 100 percent / H2 / Pd/C / ethyl acetate / 5 h / 25 °C
13.1: 99 percent / tetrabutylammonium fluoride / tetrahydrofuran / 1 h / 25 °C
14.1: 83 percent / K2CO3 / CHCl3; methanol / 12 h / 25 °C
15.1: 98 percent / NaH; tetrabutylammonium iodide / tetrahydrofuran; dimethylformamide / 5 h / 0 - 25 °C
16.1: 93 percent / NaH / tetrahydrofuran; dimethylformamide / 12 h / Heating
17.1: aq. acetic acid / 12 h / 25 °C
18.1: 95 percent / KMnO4; NaIO4; Na2CO3 / H2O; dioxane / 10 h / 25 °C
19.1: 85 percent / bis(2-oxo-3-oxazolidinyl)phosphinic chloride; triethylamine / CH2Cl2 / 24 h / 25 °C
With
pyridine; 2,6-dimethylpyridine; titanium(IV) isopropylate; hydrogenchloride; tert.-butylhydroperoxide; potassium permanganate; sodium periodate; Diethyl tartrate; tetrabutyl ammonium fluoride; hydrogen; bis-(2-oxo-3-oxazolidinyl)phosphoryl chloride; diethylaluminium chloride; tetra-(n-butyl)ammonium iodide; sodium hydride; diisobutylaluminium hydride; sodium carbonate; potassium carbonate; toluene-4-sulfonic acid; acetic acid; N,N-dimethyl-aniline; triethylamine;
palladium on activated charcoal; 4 A molecular sieve;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; chloroform; water; ethyl acetate; N,N-dimethyl-formamide; isopropyl alcohol; acetone; toluene; acetonitrile;
10.1: Sharpless epoxidation;
DOI:10.1002/anie.200503982